CA1049715A - Process for the preparation of paper sheets coupled to films of polymeric material - Google Patents

Process for the preparation of paper sheets coupled to films of polymeric material

Info

Publication number
CA1049715A
CA1049715A CA222,966A CA222966A CA1049715A CA 1049715 A CA1049715 A CA 1049715A CA 222966 A CA222966 A CA 222966A CA 1049715 A CA1049715 A CA 1049715A
Authority
CA
Canada
Prior art keywords
fibrils
weight
panel
process according
thermoplastic polymer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA222,966A
Other languages
English (en)
French (fr)
Other versions
CA222966S (en
Inventor
Paolo Parrini
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Montedison SpA
Original Assignee
Montedison SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Montedison SpA filed Critical Montedison SpA
Application granted granted Critical
Publication of CA1049715A publication Critical patent/CA1049715A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • D21F11/02—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the Fourdrinier type
    • D21F11/04—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the Fourdrinier type paper or board consisting on two or more layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/164—Drying
    • B32B2038/166—Removing moisture
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/06—Vegetal fibres
    • B32B2262/062—Cellulose fibres, e.g. cotton
    • B32B2262/067—Wood fibres

Landscapes

  • Paper (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
CA222,966A 1974-03-25 1975-03-24 Process for the preparation of paper sheets coupled to films of polymeric material Expired CA1049715A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT49607/74A IT1011142B (it) 1974-03-25 1974-03-25 Procedimento per preparare accoppia ti di fogli di carta con pellicole di materiale polimerico

Publications (1)

Publication Number Publication Date
CA1049715A true CA1049715A (en) 1979-03-06

Family

ID=11271158

Family Applications (1)

Application Number Title Priority Date Filing Date
CA222,966A Expired CA1049715A (en) 1974-03-25 1975-03-24 Process for the preparation of paper sheets coupled to films of polymeric material

Country Status (9)

Country Link
JP (1) JPS50130598A (enrdf_load_stackoverflow)
BE (1) BE827071A (enrdf_load_stackoverflow)
CA (1) CA1049715A (enrdf_load_stackoverflow)
DE (1) DE2512921A1 (enrdf_load_stackoverflow)
ES (1) ES435970A1 (enrdf_load_stackoverflow)
FR (1) FR2265541B1 (enrdf_load_stackoverflow)
GB (1) GB1500542A (enrdf_load_stackoverflow)
IT (1) IT1011142B (enrdf_load_stackoverflow)
NL (1) NL7503418A (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2352103A1 (fr) * 1976-05-21 1977-12-16 Solvay Papier separable
JPS604319B2 (ja) * 1976-06-08 1985-02-02 レンゴ−株式会社 板紙状合成パルプ紙およびその製造法
SE442182B (sv) * 1976-06-05 1985-12-09 Rengo Co Ltd Forsterkt wellpapp jemte sett att tillverka detsamma
IT1085565B (it) * 1977-05-09 1985-05-28 Montedison Spa Procedimento per preparare cartone da imballaggio,dotato di resistenza all'umidita'
IT1131836B (it) * 1980-06-20 1986-06-25 Montedison Spa Procedimento per preparare strutture multistrato da fogli contenenti fibre sintetiche
IT1139131B (it) * 1981-08-14 1986-09-17 Montedison Spa Procedimento per la preparazione di strutture fibrose a piu' strati
FR2516107B1 (fr) * 1981-11-06 1985-06-28 Du Pin Cellulose Papiers et cartons, procede et dispositif de fabrication
WO1984001176A1 (en) * 1982-09-13 1984-03-29 Eastman Kodak Co Stratified composite paper product and a method of making same
US5204173A (en) * 1990-11-29 1993-04-20 Dvsg Holding Gmbh Paperboard product and process
GB9702857D0 (en) * 1997-02-12 1997-04-02 Crompton J R Plc Porous web material
ES2246125B2 (es) * 2004-03-01 2006-11-16 Fabrica Nacional De Moneda Y Timbre - Real Casa De La Moneda Papel de seguridad o papel especial que incorpora elementos sinteticos de alta resistencia y procedimiento para la obtencion de dichos papeles.

Also Published As

Publication number Publication date
GB1500542A (en) 1978-02-08
JPS50130598A (enrdf_load_stackoverflow) 1975-10-15
DE2512921A1 (de) 1975-10-09
IT1011142B (it) 1977-01-20
ES435970A1 (es) 1976-12-16
FR2265541A1 (enrdf_load_stackoverflow) 1975-10-24
NL7503418A (nl) 1975-09-29
BE827071A (fr) 1975-09-24
FR2265541B1 (enrdf_load_stackoverflow) 1977-04-15

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